LinKern x86 - Null pointer dereference

90 Punkte  0x0

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Autor

franb,  

Stufe  Schwierigkeitsgrad

Validierung

485 Herausforderer 1%

Bewertung  Bewertung

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49 votes

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solutions  Musterlösung

Eine Musterlösung vorschlagen

Ergebnisse der Übungen Ergebnisse der Übungen

Nickname Übungen Sprache date
cicoga App - Système  LinKern x86 - Null pointer dereference fr 14. September 2023 zu  17:22
Yir App - Système  LinKern x86 - Null pointer dereference fr 8. September 2023 zu  13:28
Ryzzen117 App - Système  LinKern x86 - Null pointer dereference fr 5. September 2023 zu  18:03
Djayk App - Système  LinKern x86 - Null pointer dereference fr 30. August 2023 zu  01:24
magnified App - System  LinKern x86 - Null pointer dereference en 18. August 2023 zu  08:59
0xdeadbeef App - Système  LinKern x86 - Null pointer dereference fr 4. August 2023 zu  00:09
Kylmegawar App - Système  LinKern x86 - Null pointer dereference fr 21. Juli 2023 zu  02:31
is0ss App - Système  LinKern x86 - Null pointer dereference fr 4. Juli 2023 zu  12:32
DiegoAltF4 App - System  LinKern x86 - Null pointer dereference es 26. Juni 2023 zu  02:46
PandHacker App - Système  LinKern x86 - Null pointer dereference fr 18. Juni 2023 zu  20:27

challenges 88 Übungen

Ergebnis Name Validierung Anzahl der Punkte  Erklärung der Punktevergabe Schwierigkeitsgrad  Schwierigkeitsgrad Autor Bewertung  Bewertung Musterlösung date
pas_valide ELF x86 - Stack buffer overflow basic 1 8% 21295 5 Lyes 3 25. März 2015
pas_valide ELF x64 - Basic heap overflow 1% 869 10 sourcePerrier 0 13. Februar 2023
pas_valide ELF x86 - Stack buffer overflow basic 2 5% 15061 10 Lyes 1 10. April 2015
pas_valide PE32 - Stack buffer overflow basic 1% 1957 10 Ech0 0 3. Dezember 2019
pas_valide ELF x86 - Format string bug basic 1 4% 9423 15 Lu33Y 0 8. Februar 2012
pas_valide ELF x64 - Stack buffer overflow - basic 3% 7242 20 Arod 0 31. Mai 2015
pas_valide ELF x86 - Format string bug basic 2 2% 4825 20 Lyes 0 8. April 2015
pas_valide ELF x86 - Race condition 3% 6079 20 Lu33Y 0 8. Februar 2012
pas_valide ELF ARM - Stack buffer overflow - basic 1% 1280 25 pickle 1 9. März 2017
pas_valide ELF MIPS - Stack buffer overflow - No NX 1% 501 25 franb 0 28. September 2018
pas_valide ELF x64 - Double free 1% 802 25 Esad 0 23. März 2021
pas_valide ELF x86 - Stack buffer overflow basic 3 2% 4806 25 Lyes 0 10. April 2015
pas_valide ELF x86 - Use After Free - basic 1% 1710 25 Esad 0 26. Mai 2019
pas_valide ELF ARM - Stack Spraying 1% 251 30 pickle 0 2. April 2017
pas_valide ELF x64 - Stack buffer overflow - PIE 1% 906 30 HomardBoy 0 26. März 2021
pas_valide ELF x86 - BSS buffer overflow 2% 4109 30 Lu33Y 1 8. Februar 2012
pas_valide ELF x86 - Stack buffer overflow basic 4 1% 2822 30 Lu33Y 0 8. Februar 2012
pas_valide ELF x86 - Stack buffer overflow basic 6 1% 2901 30 TiWim 1 10. März 2016
pas_valide ELF x86 - Format String Bug Basic 3 1% 1265 35 Lyes 0 27. Mai 2015
pas_valide PE32 - Advanced stack buffer overflow 1% 224 35 Ech0 0 3. Dezember 2019
pas_valide ELF ARM - Basic ROP 1% 727 40 pickle 0 11. März 2017
pas_valide ELF MIPS - Basic ROP 1% 165 40 dagger 0 7. Oktober 2018
pas_valide ELF RISC-V - Intro - let’s do the ROP 1% 49 40 nobodyisnobody 0 13. Februar 2023
pas_valide ELF x86 - Stack buffer overflow - C++ vtables 1% 887 40 sebbb 0 20. Juli 2015
pas_valide PE32+ Format string bug 1% 98 45 Ech0 0 3. Dezember 2019
pas_valide ELF x64 - Logic bug 1% 222 50 sbrk 1 8. Juli 2017
pas_valide ELF x86 - Bug Hunting - Several issues 1% 118 50 sbrk 0 19. Januar 2018
pas_valide ELF x86 - Stack buffer and integer overflow 1% 1923 50 Lu33Y 0 8. Februar 2012
pas_valide ELF x86 - Stack buffer overflow - ret2dl_resolve 1% 344 50 kikko 0 28. Februar 2019
pas_valide ELF x86 - Stack buffer overflow basic 5 1% 1796 50 Lu33Y 0 8. Februar 2012
pas_valide ELF x64 - Stack buffer overflow - advanced 1% 1347 55 Arod 0 5. Juni 2015
pas_valide ELF MIPS - Format String Glitch 1% 74 60 pickle , martin 0 21. Oktober 2018
pas_valide ELF x64 - Heap Filling 1% 84 60 voydstack 0 27. Mai 2021
pas_valide ELF x86 - Information leakage with Stack Smashing Protector 1% 882 60 Arod 0 20. Mai 2015
pas_valide ELF x64 - File Structure Hacking 1% 79 65 nobodyisnobody 0 27. Mai 2021
pas_valide ELF ARM - Race condition 1% 139 70 pickle 0 3. Juni 2017
pas_valide ELF x64 - Browser exploit - Intro 1% 96 70 pickle 0 2. November 2018
pas_valide ELF x64 - Buggy VM 1% 52 70 NonStandardModel 0 10. Juni 2022
pas_valide ELF x64 - Heap Safe-Linking Bypass 1% 62 70 nobodyisnobody 0 22. Oktober 2021
pas_valide ELF x64 - ret2dl_init 1% 38 70 kikko 0 27. Mai 2021
pas_valide ELF x86 - Out of bounds attack - French Paradox 1% 120 70 sbrk 0 17. September 2017
pas_valide ELF x86 - Remote BSS buffer overflow 1% 755 75 Tosh 0 6. Februar 2012
pas_valide ELF x86 - Remote Format String bug 1% 958 75 Tosh 0 6. Februar 2012
pas_valide PE32+ Basic ROP 1% 66 75 Ech0 0 6. Dezember 2019
pas_valide ELF x64 - Remote heap buffer overflow - tcache 1% 294 80 franb 0 5. Februar 2017
pas_valide ELF x86 - Blind remote format string bug 1% 321 80 Lyes 0 8. Juni 2015
pas_valide LinKern ARM - vulnerable syscall 1% 157 85 pickle 0 22. März 2017
pas_valide LinKern x86 - Buffer overflow basic 1 1% 508 85 franb 0 16. Februar 2016
pas_valide LinKern x86 - Null pointer dereference 1% 485 90 franb 0 16. Februar 2016
pas_valide LinKern x64 - Race condition 1% 328 95 franb 0 16. Februar 2016
pas_valide ELF ARM - Alphanumeric shellcode 1% 40 100 pickle 0 16. März 2017
pas_valide ELF MIPS - URLEncoded Format String bug 1% 32 100 pickle 0 7. Oktober 2018
pas_valide ELF x86 - Hardened binary 1 1% 765 100 sm0k 0 11. Februar 2012
pas_valide ELF x86 - Hardened binary 2 1% 611 100 sm0k 0 11. Februar 2012
pas_valide ELF x86 - Hardened binary 3 1% 365 100 sm0k 0 11. Februar 2012
pas_valide ELF x86 - Hardened binary 4 1% 430 100 sm0k 0 11. Februar 2012
pas_valide LinKern MIPSel - Vulnerable ioctl 1% 63 100 pickle 0 23. Oktober 2018
pas_valide LinKern x64 - reentrant code 1% 182 100 franb 0 1. März 2016
pas_valide ELF ARM - Heap format string bug 1% 78 105 franb 0 3. Juni 2017
pas_valide ELF x64 - Sigreturn Oriented Programming 1% 273 105 Arod 0 25. Juni 2015
pas_valide ELF ARM - Format String bug 1% 86 110 pickle 0 14. März 2017
pas_valide ELF ARM - Use After Free 1% 95 110 pickle 0 22. März 2017
pas_valide ELF x64 - FILE structure hijacking 1% 49 110 voydstack 0 27. Mai 2021
pas_valide ELF x64 - Heap feng-shui 1% 81 110 laxa 0 4. August 2017
pas_valide ELF x64 - Off-by-one bug 1% 143 110 NeedToLearn 0 19. Mai 2016
pas_valide ELF x86 - Hardened binary 5 1% 334 110 sm0k 0 11. Februar 2012
pas_valide LinKern ARM - Stack Overflow 1% 63 110 pickle 0 24. Juli 2017
pas_valide LinKern x86 - basic ROP 1% 274 110 franb 0 6. Mai 2016
pas_valide ELF ARM - Heap Off-by-One 1% 57 115 pickle 0 11. März 2017
pas_valide ELF x64 - Remote Heap buffer overflow 1 1% 177 115 Tosh 0 26. Juni 2015
pas_valide ELF x86 - Hardened binary 6 1% 311 115 sm0k 0 11. Februar 2012
pas_valide ELF x86 - Hardened binary 7 1% 264 115 Tosh 0 21. Januar 2013
pas_valide ELF x86 - Remote stack buffer overflow - Hardened 1% 180 115 franb 0 17. August 2016
pas_valide LinKern x64 - RowHammer 1% 93 115 pickle 0 17. März 2019
pas_valide LinKern x64 - SLUB off-by-one 1% 82 115 Tosh 0 9. Mai 2019
pas_valide ELF ARM - Heap buffer overflow - Wilderness 1% 37 120 pickle 0 25. März 2017
pas_valide ELF ARM - Heap Overflow 1% 44 120 pickle 0 2. April 2017
pas_valide ELF ARM64 - Heap Underflow 1% 12 120 nobodyisnobody 0 13. Februar 2023
pas_valide ELF x64 - Seccomp Whitelist 1% 74 120 pickle 0 3. Juni 2017
pas_valide ELF x86 - Blind ROP 1% 142 120 franb 0 9. Oktober 2016
pas_valide LinKern x64 - Memory exploration 1% 131 120 franb 0 27. Juli 2016
pas_valide WinKern x64 - Advanced stack buffer overflow - ROP 1% 36 120 __syscall , Synacktiv 0 27. Januar 2020
pas_valide WinKern x64 - Use After Free 1% 23 120 __syscall , Synacktiv 0 27. Januar 2020
pas_valide ELF x64 - Remote Heap buffer overflow 2 1% 137 130 Tosh , Fritz 0 1. Juli 2015
pas_valide ELF x64 - Advanced Heap Exploitation - Heap Leakless & Fortified 1% 34 135 nobodyisnobody 0 27. Mai 2021
pas_valide ELF x64 - Blind ROP 1% 107 135 franb 0 10. März 2018
pas_valide ELF x64 - Browser exploit - BitString 1% 37 135 pickle 0 15. Dezember 2018
pas_valide ELF ARM64 - Multithreading 1% 10 140 franb 0 13. Februar 2023